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GLK350

Hello there, a few different faults can cause the transmission to become stuck in park like this. The most common are the transmission range switch, neutral safety switch (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-neutral-safety-switch), or a brake switch issue. Faults that occur intermittently like this...

Hello there, a few different things can cause the power door lock to not work for the passenger side. The most common would be the lock actuator (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-door-lock-actuator), wiring issues, or a mechanical linkage issue for the lock. When the...

Hello there, many different items can begin to cause noise at this type of speed. In many cases this is not noticed as the highest speed limits in most areas is 85 MPH. The most likely cause is body noise,...

Service A and B both require an oil change and that is very important. The B service also includes a number of body and chassis checks. At 40K miles, it's not uncommon to need brake work, so you need to...

Your car has two batteries. One conventional sized battery manages the heavy loads like the starter and one smaller battery manages the body loads. The smaller battery is the auxiliary battery and it must be failing. Part of the point...

Hello, do you mean a lag "while" the starter turns the motor over, before it actually starts? Or a lag between turning the key to '"start" and when the starter kicks off? A lag while the starter is turning, but...

Hello. The brake caliper hanging up can cause the noise you are hearing. If the caliper is causing the brake pads to drag, this will occur. It can also be caused by a bearing failing, which will cause the noise...

Many different things can cause the vehicle to have a no start condition. The most common are the battery (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-battery), battery cables (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-battery-cable), ignition switch (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-ignition-switch), starter (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-starter), or fuel pump (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-fuel-pump). With the headlights not working there is a...

In order to shift out of park, the transmission module needs to see the engine idling and the brake pedal depressed. If one of these criteria is not met, then it will not let you shift out of park. There...

If you can lock and unlock the door using the driver's door switch but not the remote, then you may have a remote communication issue. If pushing the unlock button twice does not unlock the door, then your lock's module...

Hi there. I would strongly recommend having a professional mechanic accurately diagnose the issue you're having if you are going to have a private, non-Mercedes Benz certified mechanic complete these repairs. By having one of our mobile mechanics come to...

Hello. I found a couple links that may be of help to you. There are also a few sellers on eBay that I have run across which have great reviews. Though before purchasing, I suggest you send the seller a...

Hi there. The whining noise from the differential could be the pinion gears being worn out or the bearings to the cage could be worn out. As far as replacing the oil in the differential, it is best to replace...

Service A is supposed to be performed after the first year/10,000 miles of ownership, then every 2 years/20,000 miles going forward. This service includes: Oil and filter change (https://www.yourmechanic.com/services/change-oil-and-filter) Resetting of the maintenance reminder (https://www.yourmechanic.com/services/reset-maintenance-reminder-system) Tire condition/pressure check (https://www.yourmechanic.com/services/uneven-tire-wear-inspection) (this...

Hello there, changing the transmission fluid (https://www.yourmechanic.com/article/how-long-does-transmission-fluid-last) at the recommended service intervals helps the transmission last longer and reduces chances of faults down the line. Mercedes recommends a transmission fluid service at 40,000 miles as part of the 40,000 mileage...